Sonardyne International Limited

Active01299452 Private limited company
Incorporated
21 February 1977 (49 years)
Previously known as
Sonardyne (Western) Limited (until 15 June 1992)
Sonardyne Consultants Limited (until 21 March 1983)
Sonardyne Marketing Limited (until 31 December 1980)
Industry
Manufacture of electronic measuring, testing etc. equipment, not for industrial process control (26511)
Directors
Duane Joseph Alexander Mackay
Greg Reid
Owned by
Accounts type
Full
Region
South East
Address
Ocean House Blackbushe Business Park
Saxony Way
Yateley
GU46 6GD

Filing status

Accounts due
30 September 2027
Last accounts
31 December 2025
Conf. stmt due
7 October 2027
Last conf. stmt
23 September 2026

Charges

Total
2
Outstanding
1
Part satisfied
0
Satisfied
1

Officers 3 active

Officer details are public data from the Companies House register.

Griffin, Andrew
Secretary · Appointed 2 July 2026
Mackay, Duane Joseph Alexander
Director · Appointed 2 July 2026
Canadian
Born July 1969 (57)
Reid, Greg
Director · Appointed 2 July 2026
Canadian
Born November 1970
Officer history (33 former)
2 July 2026
Resigned Martin, Stephen Paul as Director
2 July 2026
Appointed Griffin, Andrew as Secretary
2 July 2026
Appointed Reid, Greg as Director
2 July 2026
Resigned Brown, Graham, Dr as Director
2 July 2026
Resigned Moynehan, Gary John Scott as Director
2 July 2026
Resigned Newborough, Darryl, Dr as Director
2 July 2026
Appointed Mackay, Duane Joseph Alexander as Director
2 July 2026
Resigned Dunn, Shaun Michael as Director
2 July 2026
Resigned Fasham, Stephen James as Director
2 July 2026
Resigned Partridge, Simon Charles as Director
4 March 2025
Appointed Moynehan, Gary John Scott as Director
31 December 2024
Resigned Davey, Martin as Director
28 June 2024
Resigned Norton, John Ralph as Director
1 May 2022
Resigned Rayner, Ralph Frank, Dr as Director
29 April 2022
Resigned Chibah, Malik as Director
31 December 2021
Resigned Ramsden, John Edward as Director
28 September 2021
Appointed Dunn, Shaun Michael as Director
14 July 2020
Appointed Martin, Stephen Paul as Director
21 April 2020
Resigned Partridge, Charles John as Director
22 October 2019
Appointed Norton, John Ralph as Director
16 April 2019
Appointed Chibah, Malik as Director
16 April 2019
Appointed Fasham, Stephen James as Director
12 March 2019
Resigned Partridge, Betsan Felicity as Director
19 February 2019
Appointed Davey, Martin as Director
31 December 2018
Resigned Moore, Tim as Director
31 December 2018
Resigned Dyer, Graham John as Director
10 January 2018
Resigned Brannan, Cheryl as Director
30 November 2016
Resigned Taylor, Jane Elizabeth as Secretary
30 November 2016
Resigned Taylor, Jane Elizabeth as Director
18 April 2016
Resigned Bjoroy, Robin Per as Director
9 November 2015
Appointed Bjoroy, Robin Per as Director
28 August 2015
Appointed Newborough, Darryl, Dr as Director
1 August 2015
Appointed Brannan, Cheryl as Director
10 July 2015
Resigned Binks, Richard Andrew as Director
24 May 2014
Resigned Riches, David Neil, Dr as Director
6 May 2014
Resigned Balloch, Robert Baird as Director
4 May 2014
Resigned Clutton, Roger Barry as Director
28 March 2014
Resigned Pearce, Christopher Dudley as Director
7 February 2014
Appointed Dyer, Graham John as Director
31 October 2013
Appointed Taylor, Jane Elizabeth as Secretary
31 October 2013
Resigned Clutton, Roger Barry as Secretary
27 September 2011
Appointed Taylor, Jane Elizabeth as Director
22 March 2011
Resigned Williams, Peter Vaughan as Director
16 December 2009
Appointed Ramsden, John Edward as Director
24 October 2008
Appointed Brown, Graham, Dr as Director
25 October 2007
Appointed Binks, Richard Andrew as Director
31 October 2006
Resigned Polley, Ian Fane as Director
30 April 2006
Resigned Kelland, Nigel Christopher as Director
1 April 2006
Appointed Rayner, Ralph Frank, Dr as Director
9 March 2006
Appointed Partridge, Simon Charles as Director
9 March 2006
Appointed Balloch, Robert Baird as Director
9 March 2006
Appointed Moore, Tim as Director
30 September 2004
Resigned Binks, Richard Andrew as Director
21 November 2003
Resigned Jamieson, Grant as Director
1 February 2002
Resigned Salmon, James Douglas as Director
29 June 1999
Appointed Binks, Richard Andrew as Director
25 November 1998
Appointed Jamieson, Grant as Director
5 April 1998
Appointed Salmon, James Douglas as Director
3 February 1997
Appointed Clutton, Roger Barry as Director
3 February 1997
Appointed Clutton, Roger Barry as Secretary
3 February 1997
Resigned Partridge, Betsan Felicity as Secretary
3 February 1997
Appointed Riches, David Neil, Dr as Director
26 November 1996
Appointed Pearce, Christopher Dudley as Director
26 November 1996
Appointed Williams, Peter Vaughan as Director
26 November 1996
Appointed Kelland, Nigel Christopher as Director
22 June 1994
Appointed Polley, Ian Fane as Director

Ownership 1 active

People and entities with significant control, from the Companies House PSC register

Corporate entity · Notified 31 March 2020
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Limited Company
Reg. no. 12493148
Former controllers (1)
31 March 2020
Ceased Sonardyne Group Limited — Owns 75–100% of shares

Group structure 12 companies

Ownership group derived from the Companies House PSC register

Covelya Group Limited
Blackbushe Management Company Limited Owns 25–50% of shares (as a firm)
Covelya Limited Owns 75–100% of shares
Forcys Limited Owns 75–100% of shares
Kraken Robotics UK Limited Owns 75–100% of shares
Brightline Diagnostics Limited Owns 25–50% of shares
Propcov Limited Owns 75–100% of shares
Sonardyne Group Limited Owns 75–100% of shares
Sonardyne International Limited This company Owns 75–100% of shares
Sonardyne Overseas Holdings Limited Owns 75–100% of shares
Sonardyne Brazil Limited Owns 75–100% of shares
Wavefront Systems Limited Owns 75–100% of shares

Financials

Net Assets
£41,610,007
Cash
£8,250,217
Profit Before Tax
£15,530,715
Employees
309
Debt Ratio
27%
Current Ratio
3.3x
Return on Equity
32%
Balance sheet detail
2023
Fixed Assets£9,158,924
Current Assets£47,701,272
Debtors£20,270,559
Cash£8,250,217
Creditors (< 1 year)£14,256,405
Net Current Assets£33,444,867
Net Assets£41,610,007
Shareholder Funds£41,610,007

Filings 194

DateDescriptionMade Up ToPagesPDF
7 October 2026Confirmation statement with no updates23 September 2026
15 July 2026Resolutions
8 July 2026Appointment of a director
8 July 2026Appointment of a director
8 July 2026Appointment of a secretary
Show all 194 filings

Some other companies at this address

Kraken Robotics UK Limited
Covelya Group Limited
Propcov Limited

Other companies in this industry

Nottingham
Welwyn Garden City
Worthing
Chelmsford
Oxfordshire
Reading

Explore the largest companies

Largest manufacturing companies in the UK →

Need accounts figures, ownership or websites for thousands of companies? Bulk data & API →

← Back to companies Official record on Companies House ↗

Already have an account?

Create your account

Save searches and get the weekly email of new matches.

First name is required.
Last name is required.
Enter an email address like name@example.com.
Must be at least 8 characters. Password must be at least 8 characters.

Already have an account?